Adding another test expectations for Android.

content/test/gpu/gpu_tests/webgl_conformance_expectations.py

Index: content/test/gpu/gpu_tests/webgl_conformance_expectations.py
diff --git a/content/test/gpu/gpu_tests/webgl_conformance_expectations.py b/content/test/gpu/gpu_tests/webgl_conformance_expectations.py
index c86884897bb77a747ba38fac8bfdedddcbf4c6fd..79e6415b21dfccf4de35fee2df1151a4d276f2c4 100644
--- a/content/test/gpu/gpu_tests/webgl_conformance_expectations.py
+++ b/content/test/gpu/gpu_tests/webgl_conformance_expectations.py
@@ -337,6 +337,8 @@ class WebGLConformanceExpectations(GpuTestExpectations):
     self.Fail('conformance/glsl/misc/' +
               'shader-with-256-character-identifier.frag.html',
               ['android', ('qualcomm', 'Adreno (TM) 420')], bug=611945)
+    self.Fail('conformance/glsl/misc/shader-with-257-character-define.html',
+              ['android', ('qualcomm', 'Adreno (TM) 420')], bug=611945)
 
     # Nexus 9
     self.Fail('WebglExtension.WEBGL_compressed_texture_atc',